Now to an abc news exclusive, the mother who says her 2-year-old child was slapped by a fellow passenger on the fligg a federal charge that could land him in prison and gio benitez is on the story. Good morning, dan, bianna. Mom says the man not only traumatized her adopted son with a painful smack but called the boy a name so many consider us deplorable. Jonah is 19 months old but at the center of an fbi investigation. Agents accusing this man, 60-year-old joe hundley, a stranger, of smacking the boy on a delta flight from minneapolis to atlanta. The boy's mother jessica bennett speaking exclusively to abc news. She showed us how she says hundley assaulted her child. Well, he had his hand out like that and so it was, you know, it it came down that way at jonah's high item rear. Reporter: It all allegedly started in row 28 of the plane. Jessica and jonah had the aisle sit, hundley the wind. Jonah starts crying feeling the pressure in his ears. Reporter: That's when according to court documents hundley told mom to "shut that "n" word baby up. I said, what did you just say? And he was so drunk that he fell on to my face and his mouth moved over to my ear and he said it just directly into my ear. Reporter: Then she says the unthinkable happened. Hundley hit little jonah. When I had looked at jonah's face, he had -- his eye was swollen here and it was bleeding. I was just scared to death. Ider whether it was the crying that upset him or whether it was the color of the boy's skin that upset them. Reporter: Hundley is president of an aircraft parts company in idaho. He's been charged with assaulting a minor. His employer telling us we have suspended the employee pending investigation. This morning little jonah's dad has a message for hundley. I hope he's embarrassed, you he feels ashamed. Reporter: Hundley's attorney told abc news nobody should rush to judgment just yet. He will plead not guilty but mom's attorney told us that among the witnesses on that flight was a federal air marshal. I don't know if I could be that restrained as a husband. We were talking about this for quite a while. Incredible story. It really is but her father -- the child's father was actually not there on that flight and he said he is not sure he would be able to. Gio, thank you very much. We'll turn now to politics as

This transcript has been automatically generated and may not be 100% accurate.

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